72664430354107 has 2 divisors, whose sum is σ = 72664430354108. Its totient is φ = 72664430354106.

The previous prime is 72664430354101. The next prime is 72664430354111. The reversal of 72664430354107 is 70145303446627.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 72664430354107 - 2³ = 72664430354099 is a prime.

It is not a weakly prime, because it can be changed into another prime (72664430354101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36332215177053 + 36332215177054.

It is an arithmetic number, because the mean of its divisors is an integer number (36332215177054).

Almost surely, 2^{72664430354107} is an apocalyptic number.

72664430354107 is a deficient number, since it is larger than the sum of its proper divisors (1).

72664430354107 is an equidigital number, since it uses as much as digits as its factorization.

72664430354107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10160640, while the sum is 52.

The spelling of 72664430354107 in words is "seventy-two trillion, six hundred sixty-four billion, four hundred thirty million, three hundred fifty-four thousand, one hundred seven".